<div id="todo-timeline">
  <div id="todo-timeline-menu">
    <button id="todoStartTracking" class="bx bx-play-circle"></button>
    <button id="todoStopTracking" class="bx bx-stop-circle"></button>
    <button id="todoComplete" class="bx bx-check-double"></button>
    <button id="todoUnschedule" class="bx bx-calendar-x"></button>
  </div>
</div>
